WO2003065733A1 - Moving image coding method and moving image decoding method - Google Patents

Moving image coding method and moving image decoding method Download PDF

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Publication number
WO2003065733A1
WO2003065733A1 PCT/JP2003/000992 JP0300992W WO03065733A1 WO 2003065733 A1 WO2003065733 A1 WO 2003065733A1 JP 0300992 W JP0300992 W JP 0300992W WO 03065733 A1 WO03065733 A1 WO 03065733A1
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WO
WIPO (PCT)
Prior art keywords
coding
moving image
pixels
maximum number
picture
Prior art date
Application number
PCT/JP2003/000992
Other languages
French (fr)
Japanese (ja)
Inventor
Kiyofumi Abe
Shinya Kadono
Makoto Hagai
Satoshi Kondo
Original Assignee
Matsushita Electric Industrial Co., Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to BRPI0302966-2A priority Critical patent/BRPI0302966B1/en
Priority to AU2003208086A priority patent/AU2003208086B2/en
Priority to DE2003612960 priority patent/DE60312960T2/en
Priority to EP03703124A priority patent/EP1475970B1/en
Application filed by Matsushita Electric Industrial Co., Ltd. filed Critical Matsushita Electric Industrial Co., Ltd.
Priority to KR1020037012821A priority patent/KR100926845B1/en
Priority to MXPA03009131A priority patent/MXPA03009131A/en
Priority to US10/473,350 priority patent/US7936825B2/en
Priority to CA2442945A priority patent/CA2442945C/en
Priority to BR0302966A priority patent/BR0302966A/en
Publication of WO2003065733A1 publication Critical patent/WO2003065733A1/en
Priority to US11/976,847 priority patent/US8737473B2/en
Priority to US11/976,826 priority patent/US7664178B2/en
Priority to US11/976,844 priority patent/US7664179B2/en
Priority to US11/976,846 priority patent/US7715478B2/en
Priority to US12/724,809 priority patent/US8396132B2/en

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/114Adapting the group of pictures [GOP] structure, e.g. number of B-frames between two anchor frames
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/115Selection of the code volume for a coding unit prior to coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136Incoming video signal characteristics or properties
    • H04N19/14Coding unit complexity, e.g. amount of activity or edge presence estimation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/146Data rate or code amount at the encoder output
    • H04N19/149Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/156Availability of hardware or computational resources, e.g. encoding based on power-saving criteria
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/162User input
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/164Feedback from the receiver or from the transmission channel
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/177Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a group of pictures [GOP]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/573Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/58Motion compensation with long-term prediction, i.e. the reference frame for a current frame not being the temporally closest one
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)

Abstract

A moving image coding device (10a) comprises a level analyzer (100a) that determines the maximum number of codable on-screen pixels (Nfpx) based on a level identifier (Lst) indicating a user-specified coding level and the maximum number of stored pixels (Nspx) that can be stored in the picture memory of a decoding device. Based on the maximum number of on-screen pixels (Nfpx) and an input image size (number of vertical pixels (Nhpx) and number of horizontal pixels (Nwpx)), the moving image coding device (10a) determines if an input image can be coded and, at the same time, calculates the maximum number of reference pictures (Nrpn) that is the number of reference candidate pictures that can be referenced during inter-picture predictive coding. A decoding device, which receives a code string from such a moving picture coding device (10a), can always decode the code string properly and can perform inter-picture predictive decoding corresponding to inter-picture predictive coding on the coding side. As a result, it is possible to design the memory area of a coding device and a decoding device compatible with a coding method that does not limit the capacity of the memory area.
PCT/JP2003/000992 2002-02-01 2003-01-31 Moving image coding method and moving image decoding method WO2003065733A1 (en)

Priority Applications (14)

Application Number Priority Date Filing Date Title
MXPA03009131A MXPA03009131A (en) 2002-02-01 2003-01-31 Moving image coding method and moving image decoding method.
DE2003612960 DE60312960T2 (en) 2002-02-01 2003-01-31 Encoding method and decoding method for moving pictures
EP03703124A EP1475970B1 (en) 2002-02-01 2003-01-31 Moving picture coding method and moving picture decoding method
CA2442945A CA2442945C (en) 2002-02-01 2003-01-31 Moving picture coding method and moving picture decoding method
KR1020037012821A KR100926845B1 (en) 2002-02-01 2003-01-31 Moving image encoding method, moving image encoding apparatus, and data recoding medium
AU2003208086A AU2003208086B2 (en) 2002-02-01 2003-01-31 Moving picture coding method and moving picture decoding method
US10/473,350 US7936825B2 (en) 2002-02-01 2003-01-31 Moving image coding method and moving image decoding method
BRPI0302966-2A BRPI0302966B1 (en) 2002-02-01 2003-01-31 MOTION IMAGE CODING METHOD AND MOTION IMAGE DECODING METHOD
BR0302966A BR0302966A (en) 2002-02-01 2003-01-31 Moving Image Encoding Method and Moving Image Decoding Method
US11/976,847 US8737473B2 (en) 2002-02-01 2007-10-29 Moving picture coding method and moving picture decoding method
US11/976,826 US7664178B2 (en) 2002-02-01 2007-10-29 Moving picture coding method and moving picture decoding method
US11/976,844 US7664179B2 (en) 2002-02-01 2007-10-29 Moving picture coding method and moving picture decoding method
US11/976,846 US7715478B2 (en) 2002-02-01 2007-10-29 Moving picture coding method and moving picture decoding method
US12/724,809 US8396132B2 (en) 2002-02-01 2010-03-16 Moving picture coding method and moving picture decoding method

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2002-26197 2002-02-01
JP2002026197 2002-02-01
JP2002334422 2002-11-18
JP2002-334422 2002-11-18

Related Child Applications (8)

Application Number Title Priority Date Filing Date
US10/473,350 A-371-Of-International US7936825B2 (en) 2002-02-01 2003-01-31 Moving image coding method and moving image decoding method
US11/976,846 Division US7715478B2 (en) 2002-02-01 2007-10-29 Moving picture coding method and moving picture decoding method
US11/976,846 Continuation US7715478B2 (en) 2002-02-01 2007-10-29 Moving picture coding method and moving picture decoding method
US11/976,847 Continuation US8737473B2 (en) 2002-02-01 2007-10-29 Moving picture coding method and moving picture decoding method
US11/976,826 Division US7664178B2 (en) 2002-02-01 2007-10-29 Moving picture coding method and moving picture decoding method
US11/976,826 Continuation US7664178B2 (en) 2002-02-01 2007-10-29 Moving picture coding method and moving picture decoding method
US11/976,844 Continuation US7664179B2 (en) 2002-02-01 2007-10-29 Moving picture coding method and moving picture decoding method
US12/724,809 Division US8396132B2 (en) 2002-02-01 2010-03-16 Moving picture coding method and moving picture decoding method

Publications (1)

Publication Number Publication Date
WO2003065733A1 true WO2003065733A1 (en) 2003-08-07

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PCT/JP2003/000992 WO2003065733A1 (en) 2002-02-01 2003-01-31 Moving image coding method and moving image decoding method

Country Status (14)

Country Link
US (6) US7936825B2 (en)
EP (3) EP1475970B1 (en)
JP (5) JP4223544B2 (en)
KR (2) KR100944552B1 (en)
CN (1) CN1271862C (en)
AT (3) ATE384403T1 (en)
AU (1) AU2003208086B2 (en)
BR (2) BR0302966A (en)
CA (1) CA2442945C (en)
DE (3) DE60318757T2 (en)
ES (2) ES2299171T3 (en)
HK (1) HK1110729A1 (en)
MX (1) MXPA03009131A (en)
WO (1) WO2003065733A1 (en)

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AU2003208086B2 (en) 2007-11-15
EP1475970A4 (en) 2006-07-12
KR20070108572A (en) 2007-11-12
JP4220574B2 (en) 2009-02-04
JP4859936B2 (en) 2012-01-25
DE60312960T2 (en) 2007-12-13
US7715478B2 (en) 2010-05-11
US8737473B2 (en) 2014-05-27
DE60318757T2 (en) 2009-01-15
EP1765019B1 (en) 2008-01-16
KR100944552B1 (en) 2010-02-25
DE60318757D1 (en) 2008-03-06
ATE384403T1 (en) 2008-02-15
US7936825B2 (en) 2011-05-03
MXPA03009131A (en) 2004-02-12
US20080063058A1 (en) 2008-03-13
US7664178B2 (en) 2010-02-16
US20040233995A1 (en) 2004-11-25
BRPI0302966B1 (en) 2018-02-14
US7664179B2 (en) 2010-02-16
US20080063087A1 (en) 2008-03-13
CA2442945C (en) 2012-05-08
KR100926845B1 (en) 2009-11-13
BR0302966A (en) 2004-07-06
US20080063059A1 (en) 2008-03-13
JP2009077452A (en) 2009-04-09
US8396132B2 (en) 2013-03-12
ES2299170T3 (en) 2008-05-16
JP4860011B2 (en) 2012-01-25
DE60318758T2 (en) 2009-01-08
JP4223544B2 (en) 2009-02-12
ES2299171T3 (en) 2008-05-16
CN1498502A (en) 2004-05-19
US20100172406A1 (en) 2010-07-08
EP1475970A1 (en) 2004-11-10
EP1765018A1 (en) 2007-03-21
JP2008301533A (en) 2008-12-11
EP1765019A1 (en) 2007-03-21
CA2442945A1 (en) 2003-08-07
ATE358946T1 (en) 2007-04-15
JP4860010B2 (en) 2012-01-25
ATE384404T1 (en) 2008-02-15
US20080069212A1 (en) 2008-03-20
DE60318758D1 (en) 2008-03-06
JP2008289205A (en) 2008-11-27
EP1765018B1 (en) 2008-01-16
JP2011254535A (en) 2011-12-15
HK1110729A1 (en) 2008-07-18
CN1271862C (en) 2006-08-23
JP2012010380A (en) 2012-01-12
EP1475970B1 (en) 2007-04-04
KR20040077444A (en) 2004-09-04
AU2003208086A2 (en) 2003-09-02
DE60312960D1 (en) 2007-05-16

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